StarTech.com USB-C Headphone Splitter USB Type C Dual Headset Adapter w/Mic USB C to 3.5mm Adapter - USBC-AUDIO-SPLITTER - Audio & Video Cables - CDW.com
Icom Headset Adapter For A16 | Aircraft Spruce
Headset Adapter, 3.5mm Jack Headphone Splitter CTIA Headphone Adapter Mic and Audio Cable with Separate Microphone and Headphone Connector for Gaming Headset to PC - 8inch/20CM Black - Walmart.com
Headset Adapter Cable w/ Stereo Audio Aux Y-Splitter (356107)